TWI720530B - 使用信號白化或信號後處理之多重信號編碼器、多重信號解碼器及相關方法 - Google Patents

使用信號白化或信號後處理之多重信號編碼器、多重信號解碼器及相關方法 Download PDF

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TWI720530B
TWI720530B TW108123478A TW108123478A TWI720530B TW I720530 B TWI720530 B TW I720530B TW 108123478 A TW108123478 A TW 108123478A TW 108123478 A TW108123478 A TW 108123478A TW I720530 B TWI720530 B TW I720530B
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signal
joint
signals
processing
encoded
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TW108123478A
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TW202016924A (zh
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依萊尼 弗托波勞
馬庫斯 穆爾特斯
薩斯洽 迪克
葛倫 馬可維希
帕拉維 瑪班
斯里坎特 寇斯
史蒂芬 拜爾
薩斯洽 迪斯曲
喬根 希瑞
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弗勞恩霍夫爾協會
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
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TW108123478A 2018-07-04 2019-07-03 使用信號白化或信號後處理之多重信號編碼器、多重信號解碼器及相關方法 TWI720530B (zh)

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EP18181767.7 2018-07-04
EP18181767 2018-07-04
WOPCT/EP2019/067256 2019-06-27
PCT/EP2019/067256 WO2020007719A1 (en) 2018-07-04 2019-06-27 Multisignal audio coding using signal whitening as preprocessing

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TW202016924A TW202016924A (zh) 2020-05-01
TWI720530B true TWI720530B (zh) 2021-03-01

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US (1) US20210104249A1 (ko)
EP (2) EP4336497A3 (ko)
JP (2) JP7384893B2 (ko)
KR (1) KR102606259B1 (ko)
CN (1) CN112639967A (ko)
AR (1) AR116665A1 (ko)
AU (2) AU2019298307A1 (ko)
BR (1) BR112020026967A2 (ko)
CA (1) CA3105508C (ko)
ES (1) ES2971838T3 (ko)
MX (1) MX2020014077A (ko)
PL (1) PL3818520T3 (ko)
RU (1) RU2769788C1 (ko)
SG (1) SG11202012936VA (ko)
TW (1) TWI720530B (ko)
WO (1) WO2020007719A1 (ko)
ZA (1) ZA202100719B (ko)

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CN114023338A (zh) * 2020-07-17 2022-02-08 华为技术有限公司 多声道音频信号的编码方法和装置
CN113948097A (zh) * 2020-07-17 2022-01-18 华为技术有限公司 多声道音频信号编码方法和装置
CN113948095A (zh) * 2020-07-17 2022-01-18 华为技术有限公司 多声道音频信号的编解码方法和装置
CN115472171A (zh) * 2021-06-11 2022-12-13 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序
WO2023113490A1 (ko) * 2021-12-15 2023-06-22 한국전자통신연구원 복소수 데이터를 이용한 오디오 처리 방법 및 그를 수행하는 장치
WO2023153228A1 (ja) * 2022-02-08 2023-08-17 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、及び、符号化方法
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CN105612766A (zh) * 2013-07-22 2016-05-25 弗劳恩霍夫应用研究促进协会 使用渲染音频信号的解相关的多声道音频解码器、多声道音频编码器、方法、计算机程序以及编码音频表示
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ES2971838T3 (es) 2024-06-10
CA3105508A1 (en) 2020-01-09
WO2020007719A1 (en) 2020-01-09
EP4336497A2 (en) 2024-03-13
AU2022235537B2 (en) 2024-06-13
AU2019298307A1 (en) 2021-02-25
AR116665A1 (es) 2021-06-02
EP3818520C0 (en) 2024-01-24
AU2022235537A1 (en) 2022-10-13
KR20210040974A (ko) 2021-04-14
US20210104249A1 (en) 2021-04-08
KR102606259B1 (ko) 2023-11-29
BR112020026967A2 (pt) 2021-03-30
ZA202100719B (en) 2022-08-31
PL3818520T3 (pl) 2024-06-03
EP4336497A3 (en) 2024-03-20
EP3818520A1 (en) 2021-05-12
JP2021529354A (ja) 2021-10-28
CN112639967A (zh) 2021-04-09
MX2020014077A (es) 2021-03-09
JP7384893B2 (ja) 2023-11-21
JP2024010207A (ja) 2024-01-23
RU2769788C1 (ru) 2022-04-06
TW202016924A (zh) 2020-05-01
CA3105508C (en) 2024-03-26
EP3818520B1 (en) 2024-01-24
SG11202012936VA (en) 2021-01-28

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